convert array to string javascript without commas code example

Example 1: javascript array to string without commas

arr.join("")

Example 2: javascript array to string without commas

[1, 2, 3].join(""); // 123

Example 3: javascript array to string with comma

let numbers = [0, 1, 2, 3];
let numbersToString = numbers.toString();

console.log(numbersToString);
// output is "0,1,2,3"